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Patent Searching and Data


Title:
BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2019/208217
Kind Code:
A1
Abstract:
The present invention avoids generation of a thermal runaway while using a plurality of battery cells. This battery pack is provided with: a plurality of battery cells (1); and a holder (2) holding the battery cells (1) in a parallel posture. The holder (2) has partition walls (23) which are disposed between the adjacent battery cells (1) to arrange the battery cells at proper positions. The partition walls (23) include resin forming layers (12) which are shaped to allow surfaces thereof facing the battery cells (1) to be arranged at proper positions, and have a three-layer structure in which a non-fusion plate (13) is disposed therein and the resin forming layers (12) are stacked on both surfaces of the non-fusion plate (13). The holder (2) is made by forming the resin forming layers in an integral structure with a synthetic resin.

Inventors:
KURIHARA Hidemi
TAKATSU Takao
Application Number:
JP2019/015580
Publication Date:
October 31, 2019
Filing Date:
April 10, 2019
Export Citation:
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Assignee:
SANYO ELECTRIC CO., LTD. (1-1 Sanyo-cho, Daito-shi Osaka, 34, 〒5748534, JP)
International Classes:
H01M2/10; H01M10/613; H01M10/643; H01M10/653; H01M10/6555
Domestic Patent References:
WO2011064956A12011-06-03
WO2012124273A12012-09-20
Foreign References:
JP2013187119A2013-09-19
JP2012033464A2012-02-16
JP2008218210A2008-09-18
Attorney, Agent or Firm:
TOKUDA Yoshiaki et al. (1006 Oaza Kadoma, Kadoma-sh, Osaka 01, 〒5718501, JP)
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